If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 3t4NHE4DajztCbqwVCyNjBJuacvLjEYXuuBc5wTdouWWdtR7MDhGDn1cQjJqZPHHVDgaSqKm2tqNp3rHycZLqrR4vEkz8cfAfC4aKNzCwn5pt3gvMUUGc9PWG9oTDos3ggdVN3CwuahSsym3HFFLMieyw6TdByhKmdgS
You can also try to pass an automatic check but with no guarantee.